package com.xuan.contest.service;

import com.baomidou.mybatisplus.service.IService;
import com.xuan.contest.entry.ProblemEntity;

/**
 * @author XinZhaoXuan
 * @date 2018/9/7
 */
public interface IProblemService extends IService<ProblemEntity> {
    /**
     * 根据问题查找正确答案
     * @param questionId
     * @return
     */
    Integer selectAnswerByQuestion(int questionId);
}
